Sand Calculation Formula:
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The Bulk Reef Supply Sand Calculator helps reef aquarium hobbyists determine the amount of sand needed for their tank substrate based on tank dimensions and desired sand bed depth.
The calculator uses the following formula:
Where:
Explanation: The calculation accounts for the volume of sand needed and the standard density of aquarium sand.
Details: Proper sand bed depth is crucial for biological filtration, aesthetic appeal, and providing habitat for sand-dwelling organisms in reef aquariums.
Tips: Measure your tank's bottom area accurately. For standard rectangular tanks, calculate area as length × width. Recommended sand depth is typically 5-7 cm for most reef tanks.
Q1: Why is sand density fixed at 1600 kg/m³?
A: This is the standard density for most aquarium sands. Some specialty sands may vary slightly.
Q2: What's the ideal sand depth for a reef tank?
A: 2.5-7.5 cm is typical. Deeper beds (15+ cm) can become anaerobic and require special maintenance.
Q3: Should I account for rock displacement?
A: This calculator gives total sand needed. You may want to reduce slightly for rockwork footprint.
Q4: Can I use this for freshwater tanks?
A: Yes, though freshwater sands may have slightly different densities.
Q5: How do I convert tank dimensions to square meters?
A: Measure length and width in cm, multiply them, then divide by 10,000 to get m².